Solve #2

Q: What’s different between the solutions to the problems cos(x)=1/2 and =cos^-1(1/2)?

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Q: Draw each angle in standard position and name a point on the terminal side.   45  0

A: To Draw: 450 in standard position and name a point on the terminal side. Concept: An angleθ is forme...

Q: Verify identity

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Q: Find θ, 0° ≤ θ < 360°, given the following information. cos θ = − √3 / 2 and θ in QII

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Q: Sketch the graph from x = 0 to x = 4p.         y = 3 cos x + sin 2x

A: The given equation of the curve is: y = 3 cos x + sin 2x, and interval is 0≤x≤4π. To sketch the grap...

Q: Use the reciprocal identities for the following problems. if sin theta = 4/5 find cos theta

A: To find cosθ by using reciprocal identities.

Q: Find the exact value of sec 0 if cot e = - and the terminal side of 0 lies in quadrant II. O A. sec ...

A: Given: cot θ=-12 and the terminal side of θlies in quadrant II. Use tan θ=1cot θ So we get, tan θ=1c...

Q: Please show work

A: We have to write an equivalent algebraic expression to sintan-1x which involves x only. Let y=tan-1x...

Q: tan 5x -1=0 solve the multiple angle equation

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Q: Hi I am having trouble with this specific question thank you so much.

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Q: Find the exact value of sec 0 if cot 0=-1/2 and the terminal side of 0 lies in quadrant II

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Q: The problem below refers to a vector V with magnitude |V| that forms an angle θ with the positive x-...

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Q: Prove the identity. sec(-x)-sin(-x)tan(-x)=cosx

A: sec(-x)-sin(-x)tan(-x)=sec(x)-(-sin(x))(-tan(x))=sec(x)-sin(x)tan(x)

Q: Solve problem # 5 Simplify the following trigonometric expression. Please (very important)State the ...

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Q: Need help

A: Consider the given figure: a) s=rθs=Length of arcr= radius of circleθ=angle in radians Consider the ...

Q: HELP!!

A: Consider the given graph. We can find a sine equation to describe the given graph. The general equat...

Q: To prove an identity, it is usually best to start with the more ___________ side first.

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Q: 1.a) tan(23.5°) and b) cot(66.5°)

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Q: Hi I am having trouble with this specific question thank you so much.

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Q: Given the point (2, 150°) in polar coordinates, find a corresponding point in 14. (a) rectangular co...

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Q: The bearing of a line is the acute angle between the line and a _______­_______ line.

A: Bearing is the acute angle between the given line and a meridian line. Meridian line the north-south...

Q: Find the coordinates of the inflection point of f(x)=cot(x) that is nearest (but not on) the origin ...

A: Consider the given: fx=cotxAn inflection point is a point on the graph at which the second derivativ...

Q: Evaluate the following expression when x is π/6. Use exact values. 4 − 2/3 sin(3x − π)

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Q: Let f(x) = cx2.53. By what factor must x be increased in order to triple the value of f? (Round your...

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Q: given that sin(x)=11/61, and 0<x<<x<pi/2 find cos(2x)

A: Given that sinx=1161             0<x<<x<π2 The interval shows that x is in first quadran...

Q: Verify identity

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Q: Sketch the graph of y =sec x. For which values of x,  0 < =x  < = 2 pi is sec x is undefined ?...

A: Consider the following y=secx graph:

Q: When two lines intersect, they form two pairs of ______ angles, called vertical angles,which lie ___...

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Q: Simplify (6 - 3i) + [(4 - 2i) - (3 + i)].

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Q: What is a radian?

A: According to the question, we have to define the term "Radian". The radian is defined as the measuri...

Q: How are a vector and a scalar different?

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Q: For sin(u/2), cos(u/2), and tan(u/2) given cos(u)=-sqrt2/3 and sin(u)>0 I got sin(u/2)=sqrt(3+sqr...

A: Given  cos(u)=−23sin(u)>0

Q: 1.  A mixing blade on a food processor extends out 2 inches from its center. If the blade is turning...

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Q: Hi I need help solving this one question, thank you.

A: To Determine: find the equation of the graph given below.Notice that the cosine function is used in...

Q: 7. The graph below shows the relationship between airplane altitude, in thousands of feet, and the l...

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Q: Prove that each of the following statements is not an identity by finding a counterexample.   sin th...

A: The given equation is sinθ+cosθ=1   Known fact: sinπ6=12cosπ6=32

Q: Use a calculator to find the following. Round your answers to four decimal places.      sec 909.5 de...

A: We have to find value of sec909.5°. We know that sec2nπ+θ=secθ Therefore, sec909.5°=sec720°+189.5°=s...

Q: The problem below refers to a vector V with magnitude |V| that forms an angle θ with the positive x-...

A: Vectors are geometric representations of magnitude and direction which are often represented by stra...

Q: Express y in terms of x if the inverse sine of x is equal to the inverse tan of y.

A: Given sin-1x=tan-1y.  Assume θ=sin-1x so sinθ=x. Therefore using identity sin2θ+cos2θ=1:  sin2θ+cos2...

Q: The simplest method of graphing a polar equation is to plot points by substitutingconvenient values ...

A: The simplest method of graphing a polar equation is to plot points by substitutingconvenient values ...

Q: Find u•v Find the angle between u and v

A: Given vector u=<4,3>  and v=<7,1>

Q: 37 {x €R: cos x|> sin x} ( 0, is equal to 2 A 3n 3t 4 2 C 5n 3n 0. 0. 如一2 D.

A: Given relation is, x∈R:cosx≥sinx∩0,3π2

Q: Prove each of the following identities.     cos  3 theta  = 4 cos 3 theta  - 3 cos theta

A: To prove cos  3 theta  = 4 cos 3 theta  - 3 cos theta 

Q: Find the work performed when the given force F is applied to an object, whose resultingmotion is rep...

A: Given: F=22i+9jd=30i+4jForce in poundsand displacement in feet To Find: work performed when the give...

Q: Simplify the expression square root of 25-x^2 as much as possible after substituting 5sin theta for ...

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.